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==pathogen==
*''Brucella aboutus''
**cattle
**Africa, temperate zone
*''B. melitensis''
**goats, sheep, camels
**Mediterranean, Middle East, Americas
*''B. suis''
**pigs, reindeer, rodents
**USA and everywhere
*''B. canis''
**dogs
*gram negative cocco-bacilli
*facultative intracellular bacteria
*
==epidemiology==
==clinical features==
*transmission
**ingestion of contaminated unpasteurised milk, soft cheese, natural cheese
**aspiration of infected dust
***farmers and vets higher risk
**animal contact
**human-to-human extremely rare
*incubation 1 week to weeks to months
*HIV not risk factor
*flu-like illness
**fever undulating and lasts for weeks
**night sweats
**dry cough
*myalgia and arthralgia
**difficulty walking
*depressive, anorexic, lethargy
*hepatosplenomegaly
==diagnosis==
==treatment==
==prevention==
